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Finding the Third Proportional to 857,309.06 and 1,862,362.13

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Solution

The third proportional to 857,309.06 and 1,862,362.13 is: 4,045,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,309.06 : 1,862,362.13 = 1,862,362.13 : x
  2. Step 2: Convert to fraction form
    857,309.06/1,862,362.13 = 1,862,362.13/x
  3. Step 3: Cross multiply
    857,309.06x = 1,862,362.13 × 1,862,362.13
  4. Step 4: Simplify right side
    857,309.06x = 3,468,392,684,634.52
  5. Step 5: Solve for x
    x = 3,468,392,684,634.52/857,309.06
  6. Step 6: Final answer
    x = 4,045,673.65

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.